Showing structure for (1r,1'r,2s,3'r,4'r,5r,5'r,6'r,10's,12's,13's,16'r,18's,21'r)-4',5,6',12',17',17'-hexamethyl-18'-{[(2s,3r,4s,5s)-3,4,5-trihydroxyoxan-2-yl]oxy}-3,6,9'-trioxaspiro[bicyclo[3.1.0]hexane-2,8'-hexacyclo[11.9.0.0¹,²¹.0⁴,¹².0⁵,¹⁰.0¹⁶,²¹]docosan]-3'-yl acetate